Waterproofing Melbourne

Waterproofing Contractors for Bathrooms, Balconies & Exterior Areas

TN Stone Pty Ltd provides professional waterproofing services throughout Greater Melbourne for residential, commercial, tiling, natural stone and remedial projects.

Request a Free Quote

Professional waterproofing across Greater Melbourne

TN Stone Pty Ltd installs high-performance waterproofing systems for bathrooms, showers, laundries, balconies, terraces, retaining walls, planter boxes, podium decks and other external areas, helping protect properties from water ingress and long-term moisture damage.

Our waterproofing work supports premium tiling, natural stone installation, large-format porcelain, remedial repairs and exterior finishes where correct preparation and waterproof membranes are essential.

Recent waterproofing projects

Examples of bathroom, toilet, balcony and entrance waterproofing preparation completed across Melbourne before tiling, stone or exterior finishes are installed.

South Melbourne toilet waterproofing membrane applied to floor and wall junctions
Toilet waterproofing membrane — South Melbourne
South Melbourne bathroom waterproofing membrane applied to shower and floor areas
Bathroom waterproofing preparation — South Melbourne
Airport West bathroom waterproofing membrane installed around wet area walls and floors
Bathroom wet area waterproofing — Airport West
Balcony waterproofing membrane applied before exterior balcony finish
Balcony waterproofing membrane
Brighton entrance waterproofing membrane applied to external entry area
External entrance waterproofing — Brighton
Balcony waterproofing membrane completed around external balcony doors
Balcony waterproofing detailing

Waterproofing preparation for premium wet areas

TN Stone works across bathrooms, showers, tiled wet areas and external waterproofing projects where careful preparation, waterproof membranes and correct detailing are essential before the final finish is installed.

Shower base waterproofing and regrouting project in Melton
Shower base regrout and wet area preparation — Melton
Bathroom waterproofing preparation and tiling finish in Brighton
Bathroom floor and wall tiling after careful wet area preparation — Brighton
Waterproofing preparation for bathroom wall and floor tiling
Premium bathroom tiling supported by correct waterproofing preparation

Waterproofing services

Bathroom Waterproofing

Waterproofing for bathroom floors, shower walls, niches, drains, corners and wet area junctions.

Balcony Waterproofing

Waterproofing for balconies, tiled outdoor areas, terraces and external living spaces.

Exterior Waterproofing

External waterproofing for terraces, podium decks, retaining walls and moisture-prone outdoor areas.

Planter Box Waterproofing

Waterproof membranes for planter boxes and landscape features exposed to moisture.

Residential Waterproofing

Waterproofing for homes, renovations, bathrooms, laundries, balconies and outdoor areas.

Commercial Waterproofing

Commercial waterproofing for builders, property managers, retail and multi-residential projects.

Our Waterproofing Process

1. Inspection & Assessment

We assess the substrate, falls, penetrations, junctions and existing membrane condition before recommending the right waterproofing approach.

2. Surface Preparation

Surfaces are cleaned, primed and prepared, with cracks, uneven areas and details treated to suit the selected waterproofing system.

3. Membrane Application

Waterproof membranes are applied to required walls, floors, junctions and penetrations for bathrooms, balconies, laundries and external areas.

4. Curing & Quality Check

We allow appropriate curing time and check critical areas before tiling, stone installation or finishing works continue.

5. Handover Documentation

Project-specific workmanship, product and waterproofing documentation can be provided where required.

6. Tiling-Ready Finish

Our waterproofing work is planned with the final tile, stone or porcelain installation in mind for a cleaner, longer-lasting result.

Client Reviews

What our clients say about our waterproofing and wet-area work

★★★★★

"Have been dealing with Nestor and Tracy for many years. Their work is phenomenal, and the attention to detail and the finish they achieve is outstanding. Highly recommended for any stone, tiling and waterproofing works."

— Flying Clansman, Google review

★★★★★

"Old style professionals, with solution for every problem the job throws at them, without compromise and extraordinary finishes."

— Ivan Tchakalski, Google review

★★★★★

"Great service. Came at last minute to help me out. Highly recommended. Reliable and very well priced."

— Nishu Adya, Google review

See more reviews on Google.

Waterproofing FAQs

Is waterproofing completed to Australian Standards?

TN Stone uses suitable waterproofing systems and careful preparation for wet areas, balconies and external tiled surfaces. Project documentation can be provided where required.

Which areas need waterproofing?

Bathrooms, ensuites, laundries, balconies, podiums, terraces, planter boxes and external tiled areas exposed to water commonly require waterproofing.

Do you provide a warranty?

Yes. TN Stone can provide warranty and workmanship documentation for completed waterproofing works, in addition to rights under Australian Consumer Law.

Can you waterproof during renovation work?

Yes. We can assess existing surfaces, advise on preparation and complete waterproofing as part of renovation, remedial and tiling projects.

Do you waterproof balconies and terraces?

Yes. TN Stone provides external waterproofing for balconies, terraces, planter boxes, retaining walls and other exposed areas.

Can you combine waterproofing and tiling?

Yes. We specialise in waterproofing preparation together with premium tiling, natural stone and large-format porcelain installation.

Waterproofing Services Across Melbourne

TN Stone provides professional waterproofing to homeowners, builders and developers throughout Greater Melbourne, including Melton, Werribee, Point Cook, Craigieburn, Doncaster, Box Hill, Glen Waverley, Dandenong, Frankston, Brighton and the Mornington Peninsula.

Why choose TN Stone?

TN Stone combines waterproofing knowledge with premium tiling, natural stone installation, porcelain installation, epoxy grouting and remedial wet-area repair experience. This helps deliver a better prepared surface before the final finish is installed.

Call 0401 537 806
Helpful Guides

Guides on waterproofing and wet-area protection

Practical reading on waterproofing requirements and spotting wet-area problems before they become bigger issues, from the TN Stone resource library.

Bathroom Waterproofing Guide

Where waterproofing is required, common failure signs, and the process, for Australian bathrooms and wet areas.

Read the guide

Signs You Need Waterproofing Repairs

Water stains, musty smells, loose tiles and cracked grout can point to a failing membrane. Learn the signs and whether it needs a repair or full re-waterproofing.

Read the guide

Signs Your Shower Needs Regrouting or Resealing

Warning signs that grout or silicone failure may be letting water through.

Read the guide

How to Remove Old Silicone from Showers and Splashbacks

A practical look at safely removing failed silicone before resealing.

Read the guide

When to Regrout vs Retile a Bathroom

Work out whether a tired bathroom needs a surface-level regrout or a full retile.

Read the guide

Areas Served

Servicing Greater Melbourne & Surrounding Areas

TN Stone Pty Ltd provides premium tiling, natural stone installation, waterproofing and remedial services across Greater Melbourne, including residential and commercial projects.

Western Suburbs

Melton, Werribee, Point Cook, Tarneit, Hoppers Crossing, Caroline Springs, Truganina, Williams Landing, Altona, Williamstown and Sunshine.

Northern Suburbs

Craigieburn, Epping, Preston, Reservoir, Brunswick and surrounding northern Melbourne suburbs.

Eastern Suburbs

Doncaster, Box Hill, Glen Waverley, Ringwood, Hawthorn and surrounding eastern Melbourne areas.

Bayside & South East

Brighton, Cheltenham, Dandenong, Frankston, Mornington Peninsula and nearby bayside and south-eastern suburbs.